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Diffstat (limited to '')
-rw-r--r-- | src/display/nr-filter-component-transfer.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/src/display/nr-filter-component-transfer.h b/src/display/nr-filter-component-transfer.h new file mode 100644 index 0000000..9d1ea14 --- /dev/null +++ b/src/display/nr-filter-component-transfer.h @@ -0,0 +1,67 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +#ifndef SEEN_NR_FILTER_COMPONENT_TRANSFER_H +#define SEEN_NR_FILTER_COMPONENT_TRANSFER_H + +/* + * feComponentTransfer filter primitive renderer + * + * Authors: + * Felipe CorrĂȘa da Silva Sanches <juca@members.fsf.org> + * + * Copyright (C) 2007 authors + * + * Released under GNU GPL v2+, read the file 'COPYING' for more information. + */ + +#include <vector> +#include "display/nr-filter-primitive.h" + +namespace Inkscape { +namespace Filters { + +class FilterSlot; + +enum FilterComponentTransferType { + COMPONENTTRANSFER_TYPE_IDENTITY, + COMPONENTTRANSFER_TYPE_TABLE, + COMPONENTTRANSFER_TYPE_DISCRETE, + COMPONENTTRANSFER_TYPE_LINEAR, + COMPONENTTRANSFER_TYPE_GAMMA, + COMPONENTTRANSFER_TYPE_ERROR +}; + +class FilterComponentTransfer : public FilterPrimitive { +public: + FilterComponentTransfer(); + static FilterPrimitive *create(); + ~FilterComponentTransfer() override; + + void render_cairo(FilterSlot &slot) override; + bool can_handle_affine(Geom::Affine const &) override; + double complexity(Geom::Affine const &ctm) override; + + FilterComponentTransferType type[4]; + std::vector<double> tableValues[4]; + double slope[4]; + double intercept[4]; + double amplitude[4]; + double exponent[4]; + double offset[4]; + + Glib::ustring name() override { return Glib::ustring("Component Transfer"); } +}; + +} /* namespace Filters */ +} /* namespace Inkscape */ + +#endif /* __NR_FILTER_COMPONENT_TRANSFER_H__ */ +/* + Local Variables: + mode:c++ + c-file-style:"stroustrup" + c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +)) + indent-tabs-mode:nil + fill-column:99 + End: +*/ +// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 : |